Asus TUF Z270 MARK 2 Bios Manual page 41

The following items appear only when you set the CPU C-states to [Enabled].
Enhanced C-states
When enabled, CPU will switch to minimum speed when all cores enter
C-state.
CPU C3 Report
This item allows you to enable or disable the CPU C3 report to the
operating system.
CPU C6 Report
This item allows you to enable or disable the CPU C6 report to the
operating system.
CPU C7 Report
This item allows you to enable or disable the CPU C7 report to the
operating system.
CPU C8 Report
This item allows you to enable or disable the CPU C8 report to the
operating system.
Package C State Limit
This item allows you to set the C State Limit for the CPU package.
CFG Lock
This item allows you to disable or enable the CFG Lock.
Intel(R) Speed Shift Technology
This item allows you to enable or disable Intel(R) Speed Shift Technology support.
When enabled, CPPC v2 interface allows hardware controlled P-states.
Execute Disable Bit
with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3).
ASUS TUF Z270 MARK 2 BIOS Manual
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